so section 95 1973 79 TRUCK SERIES 100 500 ENGINE YEAR MODEL RESTRICTIONS CYL C I D PART NUMBER DESCRIPTION QTY C C D 9E589 VALVE ASSY CARBURETOR FLOAT BOWL VENT 78 E100 350 F100 350 6 8 All D8TZ 9E589 B D8TE 9E589 B1A B2A 1 CX 233 9590 9593 Refer to group 9510 for Carburetor Parts List Instructions 98593 VALVE ASSY FUEL VAPOR 73 77 F100 350 2 W D 6818 All D1TZ 98593 C Use w in cab fuel tank 1 incl 1 COAF 9276 A gasket 73 74 E100 300 P350 500 with ev em 6818 All 1 74 76 M450 500 8 All Use with 30 allon fuel tank 1 73 74 F100 6818 All D3TZ 9B593 A Use w aft axle tank incl 1 D3TZ 9B076 A 1 73 74 F25O 2 W D with ev em 6 8 All seal 1 73 74 F350 Super Camper 6818 All 1 with ev em 73 77 B500 with ev em 6 8 All D3TZ 98593 8 Use with 30 gallon fuel tank 1 73 77 F500 with ev em 6 8 All Use with 18 or 30 gallon frame mtd or 1 50 gallon fuel tank 74 76 M450 500 8 All Use with 60 allon fuel tank 1 75 E100 350 F100 350 6818 All EZAZ 98593 A Use w aft axle tank 1 73 74 F100 350 6 8 All Use with aft axle fuel tank when 1 D5TZ 9002 B or C is used as replacement for ori inal tank see 98076 for asket 75 76 E F100 350 6 8 All D7TZ 98593 A Use w midship tank incl 1 COAF 9276 A 1 gasket 77 E100 350 6 8 All Use w midship tank incl 1 COAF 9276 A 1 gasket 77 F100 150 eas All 1 77 F250 6 8 All 1 77 F350 6818 All 1 78 79 E F100 350 6 8 All 387929 S PP 15 L Plug use to plug fuel vapor hose AR 1 4 vented